the ability to do something so extremely well that it creates a state of mental illness; expertise that reaches a point of insanity where even simple things like spelling words correctly is impossible.

Haveing skills that are more then just average... Madskillz, a person who continusly does things to amaze you, people that may not know this person may think that the things this person does are fluke, but you kno that this person just has Madskillz in pointless tasks, this person also might have Madskillz in meaningful tasks such as, Street Hockey, Drinking, Checkers, Sega Genisus, Finding and Buying Sweet Shirts, Highly Sexual Activities, and things of that nature.